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Finding the Fourth Proportional to 12,593.61, 18,890.42 and 12,575.39

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Solution

The fourth proportional to 12,593.61, 18,890.42 and 12,575.39 is: 18,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.61 : 18,890.42 = 12,575.39 : x
  2. Step 2: Convert to fraction form
    12,593.61/18,890.42 = 12,575.39/x
  3. Step 3: Cross multiply
    12,593.61x = 18,890.42 × 12,575.39
  4. Step 4: Simplify right side
    12,593.61x = 237,554,241.43
  5. Step 5: Solve for x
    x = 237,554,241.43/12,593.61
  6. Step 6: Final answer
    x = 18,863.08

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